Category Archives: Severe Weather

General questions and answers concerning Severe Thunderstorms.

17 April 2019 thunderstorm event over northern Mexico as observed by GOES-16

By Louie Grasso and Dan Bikos On the day of 17 April 2019 observations indicated a significant upper-level trough over the southwest portions of the US.  As is typical with this type of synoptic setup, southwesterly flow ahead of the … Continue reading

Posted in Convection, Dust, GOES R, Severe Weather | Leave a comment

NCC monitoring severe weather during the nighttime

Monitoring severe weather during the nighttime can be challenging since GOES-16/17 is limited to infrared imagery during the overnight hours. In complement to geostationary data sets, polar-orbiting satellite data can be utilized, specifically the Near-Constant Contrast (NCC) product. For unfamiliar … Continue reading

Posted in GOES R, Lightning, POES, Satellites, Severe Weather | Leave a comment

Hail damage swaths from severe storms over the High Plains as viewed from satellites during July 2018

By Louie Grasso, Dan Bikos, Jorel Torres and Ed Szoke During the summer of 2018 over the High Plains, several significant severe storms occurred.  Several hailstorms moved southward over the Central High Plains and produced noticeable hail swaths and damage … Continue reading

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Some Advected Layered Precipitable Water (ALPW) Comparisons Between Florence, Harvey (2017), Maria (2017) and Matthew (2016) with Respect to Rainfall and Severe Weather

This blog entry is by Sheldon Kusselson and in the format of a PDF document: Florence 2018 Comparisons With Harvey and Matthew and More_Sep21,2018update

Posted in Heavy Rain and Flooding Issues, Hydrology, Severe Weather | Leave a comment

Storm-relative animations for right-moving and left-moving storms

This blog entry will compare traditional satellite animations of right-moving and left-moving storms with storm-relative animations as observed by GOES-16 visible imagery in AWIPS with the Feature Following Zoom tool.  Also, comparisons will be made between different temporal resolutions, that … Continue reading

Posted in AWIPS, GOES R, Satellites, Severe Weather | Leave a comment